2² × 311 × 521

Prime Factor Structure

Factorization String 2^2 × 311 × 521

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,140,048

Proper Divisor Sum 491,924

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #648119 ← → #648133

1 2 4 311 521 622 1,042 1,244 2,084 162,031 324,062 648,124

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

648,124 324,062 162,031 486,094 243,047 729,142 364,571 1,093,714 546,857 1,640,572 820,286 410,143 1,230,430 615,215 1,845,646 922,823 2,768,470 1,384,235 4,152,706 2,076,353 6,229,060 3,114,530 1,557,265 4,671,796 2,335,898 1,167,949 3,503,848 1,751,924 875,962 437,981 1,313,944 656,972 328,486 164,243 492,730 246,365 739,096 369,548 184,774 92,387 277,162 138,581 415,744 207,872 103,936 51,968 25,984 12,992 6,496 3,248 1,624 812 406 203 610 305 916 458 229 688

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.